DE3886807T2 - Tokenring-Expander und/oder Mittelpunkt. - Google Patents
Tokenring-Expander und/oder Mittelpunkt.Info
- Publication number
- DE3886807T2 DE3886807T2 DE3886807T DE3886807T DE3886807T2 DE 3886807 T2 DE3886807 T2 DE 3886807T2 DE 3886807 T DE3886807 T DE 3886807T DE 3886807 T DE3886807 T DE 3886807T DE 3886807 T2 DE3886807 T2 DE 3886807T2
- Authority
- DE
- Germany
- Prior art keywords
- center
- token ring
- ring expander
- expander
- token
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/42—Loop networks
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB878709771A GB8709771D0 (en) | 1987-04-24 | 1987-04-24 | Token ring expander/hub |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3886807D1 DE3886807D1 (de) | 1994-02-17 |
DE3886807T2 true DE3886807T2 (de) | 1994-07-28 |
Family
ID=10616312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3886807T Expired - Fee Related DE3886807T2 (de) | 1987-04-24 | 1988-04-19 | Tokenring-Expander und/oder Mittelpunkt. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4905230A (de) |
EP (1) | EP0289189B1 (de) |
JP (1) | JPS63284945A (de) |
DE (1) | DE3886807T2 (de) |
GB (1) | GB8709771D0 (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2640447B1 (fr) * | 1988-12-12 | 1991-01-25 | Cit Alcatel | Dispositif d'autocicatrisation d'une liaison en anneau |
JPH0392042A (ja) * | 1989-09-05 | 1991-04-17 | Mitsubishi Electric Corp | データ通信方法 |
JPH06103887B2 (ja) * | 1989-10-06 | 1994-12-14 | 三菱電線工業株式会社 | ローカルエリアネットワークのアクセスユニット |
US5132832B1 (en) * | 1990-12-18 | 1995-04-18 | Amp Inc | Token ring concentration with global reset capability |
US5199026A (en) * | 1991-02-27 | 1993-03-30 | Memorex Telex N.V. | Token ring wiring concentrator |
US5341374A (en) * | 1991-03-01 | 1994-08-23 | Trilan Systems Corporation | Communication network integrating voice data and video with distributed call processing |
US5471472A (en) * | 1991-07-30 | 1995-11-28 | Synernetics Inc. | Network multiplexer |
US5317697A (en) * | 1991-07-31 | 1994-05-31 | Synernetics Inc. | Method and apparatus for live insertion and removal of electronic sub-assemblies |
US5351242A (en) * | 1992-04-14 | 1994-09-27 | Marian Kramarczyk | Method and apparatus for configuring and maintaining token ring networks |
US5539727A (en) * | 1992-04-14 | 1996-07-23 | Kramarczyk; Marian | Method and apparatus for configuring and maintaining token ring networks |
US5303387A (en) * | 1992-05-08 | 1994-04-12 | The Whitaker Corporation | Arrangement for utilizing a passive line concentrator in a managed token ring network |
ATE170351T1 (de) * | 1992-06-22 | 1998-09-15 | Ibm | Knotenpunkt und schnittstelle für isochronen token-ring |
US5434976A (en) * | 1992-09-28 | 1995-07-18 | Standard Microsystems Corporation | Communications controller utilizing an external buffer memory with plural channels between a host and network interface operating independently for transferring packets between protocol layers |
DE69322415T2 (de) * | 1992-12-02 | 1999-05-20 | Emc Corp | Einschaltstromspitzen- begrenzer |
US5537417A (en) * | 1993-01-29 | 1996-07-16 | International Business Machines Corporation | Kernel socket structure for concurrent multiple protocol access |
US5353286A (en) * | 1993-04-14 | 1994-10-04 | Digital Equipment Corporation | Configuration controller for a communications network |
US5523998A (en) * | 1993-04-14 | 1996-06-04 | Digital Equipment Corporation | Configuration controller for establishing timing signals of a communications network |
GB9309786D0 (en) * | 1993-05-12 | 1993-06-23 | Madge Networks Ltd | Connecting apparatus |
US5581710A (en) * | 1993-10-04 | 1996-12-03 | International Business Machines Corporation | Full duplex communication on a single communication ring |
US5621893A (en) * | 1994-11-22 | 1997-04-15 | Lucent Technologies Inc. | System for expanding ports wherein segment switch selectively associates plurality of hubs coupled to first arbiter and plurality of hubs coupled to second arbiter |
US5710883A (en) * | 1995-03-10 | 1998-01-20 | Stanford University | Hypertext document transport mechanism for firewall-compatible distributed world-wide web publishing |
US5680397A (en) * | 1995-03-13 | 1997-10-21 | International Business Machines Corporation | Multi-port LAN switch for a token-ring network |
US5625621A (en) * | 1995-03-13 | 1997-04-29 | International Business Machines Corporation | Method and system of automatically configuring a LAN switch portof a multi-port LAN switch based on an attached device type |
US6101166A (en) * | 1998-05-01 | 2000-08-08 | Emulex Corporation | Automatic loop segment failure isolation |
US6339788B1 (en) * | 1998-06-12 | 2002-01-15 | International Business Machines Corporation | Method for encapsulating hardware to allow multi-tasking of microcode |
US7382736B2 (en) * | 1999-01-12 | 2008-06-03 | Mcdata Corporation | Method for scoring queued frames for selective transmission through a switch |
US6466540B1 (en) * | 1999-05-05 | 2002-10-15 | International Business Machines Corporation | Self-healing coupler for a serial raid device |
US6829662B2 (en) | 2001-06-27 | 2004-12-07 | International Business Machines Corporation | Dynamically optimizing the tuning of sockets across indeterminate environments |
WO2005053238A1 (en) * | 2003-11-19 | 2005-06-09 | Honeywell International Inc. | Clique aggregation in tdma networks |
EP1719286A2 (de) * | 2003-11-19 | 2006-11-08 | Honeywell International, Inc. | Ankoppeln von linearbusknoten an ringe |
US7668084B2 (en) * | 2006-09-29 | 2010-02-23 | Honeywell International Inc. | Systems and methods for fault-tolerant high integrity data propagation using a half-duplex braided ring network |
US7889683B2 (en) * | 2006-11-03 | 2011-02-15 | Honeywell International Inc. | Non-destructive media access resolution for asynchronous traffic in a half-duplex braided-ring |
US7656881B2 (en) * | 2006-12-13 | 2010-02-02 | Honeywell International Inc. | Methods for expedited start-up and clique aggregation using self-checking node pairs on a ring network |
US7912094B2 (en) * | 2006-12-13 | 2011-03-22 | Honeywell International Inc. | Self-checking pair-based master/follower clock synchronization |
US8140279B2 (en) | 2007-09-24 | 2012-03-20 | Budderfly Ventures, Llc | Computer based energy management |
US8396608B2 (en) | 2007-09-24 | 2013-03-12 | Budderfly Ventures Llc | Computer based energy management |
US7778159B2 (en) * | 2007-09-27 | 2010-08-17 | Honeywell International Inc. | High-integrity self-test in a network having a braided-ring topology |
TWI466391B (zh) * | 2011-09-06 | 2014-12-21 | Acer Inc | 外接模組、電子裝置以及驅動外接模組的方法 |
JP6238832B2 (ja) * | 2014-04-25 | 2017-11-29 | 株式会社沖データ | 印刷装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4587651A (en) * | 1983-05-04 | 1986-05-06 | Cxc Corporation | Distributed variable bandwidth switch for voice, data, and image communications |
EP0198932B1 (de) * | 1985-04-23 | 1990-07-25 | International Business Machines Corporation | Nebenanschlussanordnung und Verfahren zum Stationsanschliessen für ein Ringkommunikationssystem |
US4701630A (en) * | 1985-06-27 | 1987-10-20 | International Business Machines Corp. | Local area network station connector |
US4751697A (en) * | 1986-09-05 | 1988-06-14 | American Telephone And Telegraph Company, At&T Bell Laboratories | Distributed packet switching sytem |
US4757497A (en) * | 1986-12-03 | 1988-07-12 | Lan-Tel, Inc. | Local area voice/data communications and switching system |
-
1987
- 1987-04-24 GB GB878709771A patent/GB8709771D0/en active Pending
-
1988
- 1988-04-05 US US07/177,764 patent/US4905230A/en not_active Expired - Lifetime
- 1988-04-19 DE DE3886807T patent/DE3886807T2/de not_active Expired - Fee Related
- 1988-04-19 EP EP88303492A patent/EP0289189B1/de not_active Expired - Lifetime
- 1988-04-20 JP JP63095801A patent/JPS63284945A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB8709771D0 (en) | 1987-05-28 |
EP0289189B1 (de) | 1994-01-05 |
EP0289189A3 (en) | 1990-05-16 |
EP0289189A2 (de) | 1988-11-02 |
JPS63284945A (ja) | 1988-11-22 |
US4905230A (en) | 1990-02-27 |
DE3886807D1 (de) | 1994-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |